feat: Convert model files to JS

packages/backend/src/models/role.js

@@ -0,0 +1,50 @@
+import Base from './base';
+import Permission from './permission';
+import User from './user';
+
+class Role extends Base {
+  static tableName = 'roles';
+
+  static jsonSchema = {
+    type: 'object',
+    required: ['name', 'key'],
+
+    properties: {
+      id: { type: 'string', format: 'uuid' },
+      name: { type: 'string', minLength: 1 },
+      key: { type: 'string', minLength: 1 },
+      description: { type: ['string', 'null'], maxLength: 255 },
+      createdAt: { type: 'string' },
+      updatedAt: { type: 'string' },
+    },
+  };
+
+  static get virtualAttributes() {
+    return ['isAdmin'];
+  }
+
+  static relationMappings = () => ({
+    users: {
+      relation: Base.HasManyRelation,
+      modelClass: User,
+      join: {
+        from: 'roles.id',
+        to: 'users.role_id',
+      },
+    },
+    permissions: {
+      relation: Base.HasManyRelation,
+      modelClass: Permission,
+      join: {
+        from: 'roles.id',
+        to: 'permissions.role_id',
+      },
+    },
+  });
+
+  get isAdmin() {
+    return this.key === 'admin';
+  }
+}
+
+export default Role;